MA19.4.11
Find the product of two factors (up to four digits by a one-digit number and two two-digit numbers), using strategies based on place value and the properties of operations.
Find the product of two factors (up to four digits by a one-digit number and two two-digit numbers), using strategies based on place value and the properties of operations.
Unpacked Content
UP:MA19.4.11
Vocabulary
- Product
- Factor
- Compose
- Decompose
- Digit
- Strategy
- Place value
- Properties of operations
- Equation
- Rectangular array
- Area model
- Partial product
- Multiple of 10
Knowledge
Students know:
- How to compose and decompose numbers in a variety of ways using place value and the properties of operations.
- How to represent the product of two factors using an area model.
- Use strategies based on place value (partial products), the properties of operations, arrays and area models to represent a two digit factor times a two digit factor.
Skills
Students are able to:
- Use strategies based on place value and the properties of operations to find products.
- Illustrate the product of two factors using rectangular arrays and area models.
- Explain the product of two factors using equations.
- Make connections between models and equations.
Understanding
Students understand that:
- arrays, area models, place value strategies, and the properties of operations can be used to find products of a single digit factor by a multi-digit factor and products of two two-digit factors.
